PT-2026-67244 · Unknown · Bouncy Castle For Java

CVE-2026-59651

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Published

2026-08-03

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Updated

2026-08-10

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12
Description The BKS keystore accepts a legacy version that utilizes a 16-bit integrity MAC key. A Message Authentication Code (MAC) is a short piece of information used to authenticate a message and confirm that it has not been altered.
Recommendations Update Bouncy Castle for Java to version 1.85 or later. Update Bouncy Castle for Java LTS to version 2.73.12 or later.

Exploit

Fix

Inadequate Encryption Strength

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Weakness Enumeration

CWE-326

Related Identifiers

CVE-2026-59651
OPENSUSE-SU-2026:11445-1
OPENSUSE-SU-2026:21538-1
SUSE-SU-2026:23127-1
SUSE-SU-2026:23150-1
SUSE-SU-2026:3559-1

Affected Products

Bouncy Castle For Java